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Date: Thu, 10 Dec 2015 21:06:05 -0800 From: Yinghai Lu <yinghai@...nel.org> To: Bjorn Helgaas <bhelgaas@...gle.com>, David Miller <davem@...emloft.net>, Benjamin Herrenschmidt <benh@...nel.crashing.org>, Wei Yang <weiyang@...ux.vnet.ibm.com>, TJ <linux@....tj>, Yijing Wang <wangyijing@...wei.com>, Khalid Aziz <khalid.aziz@...cle.com> Cc: linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org, Yinghai Lu <yinghai@...nel.org>, Paul Mackerras <paulus@...ba.org>, Michael Ellerman <mpe@...erman.id.au>, Gavin Shan <gwshan@...ux.vnet.ibm.com>, Anton Blanchard <anton@...ba.org>, linuxppc-dev@...ts.ozlabs.org Subject: [PATCH v9 09/60] powerpc/PCI: Add IORESOURCE_MEM_64 for 64-bit resource in OF parsing For device resource PREF bit setting under bridge 64-bit pref resource, we need to make sure only set PREF for 64bit resource, so set IORESOUCE_MEM_64 for 64bit resource during of device resource flags parsing. Link: https://bugzilla.kernel.org/show_bug.cgi?id=96261 Link: https://bugzilla.kernel.org/show_bug.cgi?id=96241 Signed-off-by: Yinghai Lu <yinghai@...nel.org> Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org> Cc: Paul Mackerras <paulus@...ba.org> Cc: Michael Ellerman <mpe@...erman.id.au> Cc: Gavin Shan <gwshan@...ux.vnet.ibm.com> Cc: Yijing Wang <wangyijing@...wei.com> Cc: Anton Blanchard <anton@...ba.org> Cc: linuxppc-dev@...ts.ozlabs.org --- arch/powerpc/kernel/pci_of_scan.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/kernel/pci_of_scan.c b/arch/powerpc/kernel/pci_of_scan.c index 349ed11..d7305d7 100644 --- a/arch/powerpc/kernel/pci_of_scan.c +++ b/arch/powerpc/kernel/pci_of_scan.c @@ -44,8 +44,10 @@ static unsigned int pci_parse_of_flags(u32 addr0, int bridge) if (addr0 & 0x02000000) { flags = IORESOURCE_MEM | PCI_BASE_ADDRESS_SPACE_MEMORY; - flags |= (addr0 >> 22) & PCI_BASE_ADDRESS_MEM_TYPE_64; flags |= (addr0 >> 28) & PCI_BASE_ADDRESS_MEM_TYPE_1M; + if (addr0 & 0x01000000) + flags |= IORESOURCE_MEM_64 + | PCI_BASE_ADDRESS_MEM_TYPE_64; if (addr0 & 0x40000000) flags |= IORESOURCE_PREFETCH | PCI_BASE_ADDRESS_MEM_PREFETCH; -- 1.8.4.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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